a resizable Tape Display . 5 Memory Functions . 14 Financial Functions . 11 conversion modes . 7 Intra-System conversion modes . Currency Conversions (with daily updates) . Time/Date Calculations . Base Conversions . a Calendar with Daily Notes . 34 Scientific Functions . a Scientific Expression Evaluator . a Foot/Inch Construction Calculator There are also many Convenience Features, such as: . The RPN mode . the Auto-Decimal mode . the Adding Machine mode . user-defined Toolbar . user-defined n